north-kununoppin postcode wa Home ›› Postcode Finder ›› WA ›› North-Kununoppin North Kununoppin local listingsThe suburb of North Kununoppin is located in WA and has a postcode of 6489. Free north kununoppin business listing! Get the first free listing in north kununoppin! Search and find other Postcodes in Western Australia or widen the search to Postcodes in Australia.